28086410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{821}}^1$

素因数の和:1150

約数の個数: 32

約数和(自身を含む): 55396224

約数和(自身を除く): 27309814

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 311, 622, 821, 1555, 1642, 3110, 3421, 4105, 6842, 8210, 9031, 17105, 18062, 34210, 45155, 90310, 255331, 510662, 1276655, 2553310, 2808641, 5617282, 14043205, 28086410]

約数ペア:

[(1, 28086410), (2, 14043205), (5, 5617282), (10, 2808641), (11, 2553310), (22, 1276655), (55, 510662), (110, 255331), (311, 90310), (622, 45155), (821, 34210), (1555, 18062), (1642, 17105), (3110, 9031), (3421, 8210), (4105, 6842)]